用于java swing的皮肤软件

				package com.digitprop.tonic;
				
				
				import java.awt.*;
				
				import javax.swing.*;
				import javax.swing.border.*;
				
				
				/**	A matte border which can be switched on and off.
				 * 
				 * 	@author	Markus Fischer
				 *
				 * ------------------------------------------------------------------------
				 *
				 *  	This software is under the GNU Lesser General Public License
				 */
				
				/*
				 * ------------------------------------------------------------------------
				 * Copyright (C) 2004 Markus Fischer
				 * 
				 * This library is free software; you can redistribute it and/or
				 * modify it under the terms of the GNU Lesser General Public
				 * License version 2.1 as published by the Free Software Foundation.
				 * 
				 * This library is distributed in the hope that it will be useful,
				 * but WITHOUT ANY WARRANTY; without even the implied warranty of
				 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
				 * Lesser General Public License for more details.
				 * 
				 * You should have received a copy of the GNU Lesser General Public
				 * License along with this library; if not, write to the Free 
				 * Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, 
				 * MA 02111-1307  USA
				 * 
				 * You can contact the author at:
				 *    Markus Fischer
				 *    www.digitprop.com
				 *    info@digitprop.com
				 * ------------------------------------------------------------------------
				 */
				public class OptionalMatteBorder implements Border
				{
					/**	If true, the border will be painted */
					private boolean drawBorder=false;
					
					/**	Color of the border */
					private Color color;
					
					/**	The insets for this border */
					private int insets;
					
					
					/**	Creates an instance.
					 * 
					 * 	@param	color		The color of this border
					 * 	@param	insets	The width of the insets in pixels
					 */
					public OptionalMatteBorder(Color color, int insets)
					{
						this.color=color;
						this.insets=insets;
					}
					
					
					/**	Returns the insets for the specified component */
					public Insets getBorderInsets(Component c)
					{
						return new Insets(insets+1, insets+1, insets+2, insets+2);
					}
					
					
					/**	Returns true if this border is opaque */
					public boolean isBorderOpaque()
					{
						return true;
					}
					
					
					/**	Sets whether this border is to be painted or not */
					public void setDrawBorder(boolean drawBorder)
					{
						this.drawBorder=drawBorder;
					}
					
					
					/**	Paints this border.
					 * 
					 * 	@param	c			The component for which to draw the border
					 * 	@param	g			The graphics context into which to draw
					 * 	@param	x			The left edge of the border
					 * 	@param	y			The top edge of the border
					 * 	@param	width		The width of the border
					 * 	@param	height	The height of the border
					 */
					public void paintBorder(Component c, Graphics g, int x, int y, int width, int height)
					{
						if(drawBorder)
						{
							int shift=0;
							boolean drawPressed=false;
							if(c instanceof AbstractButton)
							{
								AbstractButton b=(AbstractButton)c;
								drawPressed=(b.getModel().isPressed() || ((b instanceof JToggleButton) && ((JToggleButton)b).isSelected()));
							}
								
							g.setColor(color);
							if(drawPressed)
								g.drawRect(x+1, y+1, width-2, width-2);
							else
								g.drawRect(x, y, width-2, height-2);	
						}
					}
				}